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Maria Martinez — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Huerfano-County, Colorado
Our Model Tree links this Maria Martinez across the 1920, 1930 and 1940 US Censuses in Huerfano-County, Colorado (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 5-person household.
Age 42
b. ~1898
Female
Spouse
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Huerfano-County, Colorado |
| Surname | Martinez |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Walsenburg City |
| 1935 Residence (County) | Huerfano |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Walsenburg City |
| Est. Birth Year | ~1898 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Maria | Age | Birth yr |
|---|---|---|---|---|
| Bernardino Martinez | Son | — | 13 | ~1927 |
| Francisco Martinez | Son | — | 17 | ~1923 |
| Maria Martinez | Spouse | — | 42 | ~1898 |
| Antonio Martinez | Head | — | 59 | ~1881 |
| Eugenio Martinez | Son | — | 8 | ~1932 |
Census Appearances
1920
Colfax, New …
Spouse, age 18
Colfax, New Mexico · implied b. ~1902 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martinez |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Married |
| Birthplace | Colorado |
| Father's Birthplace | New Mexico |
| Mother's Birthplace | New Mexico |
| Occupation | Waitress |
| Industry | Restaurant |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Huerfano, Colorado
Spouse, age 29
Huerfano, Colorado · implied b. ~1901 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martinez |
| Given Name | Maria Conz. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Mexican |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 19 |
| Father's Birthplace | New Mexico |
| Mother's Birthplace | New Mexico |
| Can Read/Write | No |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Huerfano-County, Colorado
Spouse, age 42
Huerfano-County, Colorado · implied b. ~1898 — 5 household members
| Surname | Martinez |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Walsenburg City |
| 1935 Residence (County) | Huerfano |
| Hours Worked | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Maria Martinez across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Maria Martinez
Spouse · 1940 · age 42 · b. ~1898 · Colorado
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Huerfano-County, Colorado
Open full size
1940 US Federal Census — Huerfano-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00464-00599)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Asada George | 33 | Head | Proprietor | Syria |
| 2 | Helen M George | 20 | Wife | — | Colorado |
| 3 | David George | 25 | Head | — | Syria |
| 4 | Cora Roybal | 31 | Head | Housekeeper | Colorado |
| 5 | Herman Roybal | 14 | Son | — | Colorado |
| 6 | John Roybal | 8 | Son | — | Colorado |
| 7 | Margaret Roybal | 11 | Daughter | — | Colorado |
| 8 | Mike Ferris | 43 | Head | Laborer | Syria |
| 9 | Anna Ferris | 32 | Wife | — | Colorado |
| 10 | Mike Jr. Ferris | 2 | Son | — | Colorado |
| 11 | Pete Ferris | 1 | Son | — | Colorado |
| 12 | C. C. Brown | 70 | Head | Salesman | South Dakota |
| 13 | Andrew Miller | 66 | Head | Laborer | Scotland |
| 14 | Elizabeth Miller | 67 | Wife | — | Scotland |
| 15 | Antonio Martinez | 59 | Head | — | New Mexico |
| 16 | Maria Martinez THIS PERSON | 42 | Wife | — | Colorado |
| 17 | Francisco Martinez | 17 | Son | Laborer | Colorado |
| 18 | Bernardino Martinez | 13 | Son | — | Colorado |
| 19 | Eugenio Martinez | 8 | Son | — | Colorado |
| 20 | Henry Knoll | 51 | Head | Cook | Nebraska |
| 21 | Alex Morales | 58 | Head | Watchman | Mexico |
| 22 | Mike Spock | 67 | Head | — | Slovakia |
| 23 | Edward Slater | 65 | Head | Proprietor | Iowa |
| 24 | Jean Corey | 34 | Head | Saleslady | Colorado |
| 25 | Pearl Pisarczyk | 28 | Head | Bookkeeper | Colorado |
| 26 | Betty J Pisarczyk | 11 | Daughter | — | Colorado |
| 27 | Mary Zubal | 72 | Head | — | Poland |
| 28 | Joe Jurkovich | 42 | Head | Laborer | Austria |
| 29 | Maryjane Jurkovich | 40 | Wife | — | Austria |
| 30 | Josephine Jurkovich | 17 | Daughter | — | Colorado |
| 31 | Rosie Jurkovich | 15 | Daughter | — | Colorado |
| 32 | John Jurkovich | 14 | Son | — | Colorado |
| 33 | Pauline Jurkovich | 12 | Daughter | — | Colorado |
| 34 | Joe F Costella | 40 | Head | Electrician | New Mexico |
| 35 | Kate E Woodruff | 63 | Head | School Teacher | Pennsylvania |
| 36 | George Kepotes | 53 | Head | Laborer | Greece |
| 37 | Fife Archuletta | 35 | Head | Laborer | New Mexico |
| 38 | Ernest Joseph Le Maine | 37 | Head | Selling | Minnesota |
| 39 | Bernice Le Maine Raymond | 5 | Grand-dau | — | Colorado |
| 40 | L. James Boxine | 27 | Son-in-law | Delivery Man | Colorado |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)